MagLite Mag-Num Star Xenon C-Cell or D-Cell Flashlight Replacement Bulb Includes 1 Xenon Replacement Bulb Ultimate Upgrade Features a Magnifying Lens for a Concentrated Beam Bulbs Available for use with the Maglite 2 C-Cell, 2 D-Cell, 3 C-Cell, 3 D-Cell, 5 D-Cell and 6 D-Cell Flashlights Features a Magnifying Lens for a Bright, Concentrated Beam